Alert archive / New York / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 95, NWS Albany, NY

July 7, 2021Schoharie County, New York

NWS Albany, NY issued this severe thunderstorm warning at Jul 7, 2021, 5:42 PM EDT for Schoharie County, New York. It was in force for 48 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jul 7, 2021, 5:42 PM EDT (21:42 UTC)
Expired
Jul 7, 2021, 6:30 PM EDT
In force
48 min
Issued by
NWS Albany, NY
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Schoharie County, NY

The radar

The Albany radar (KENX), 40 km from the middle of the area, began a volume at 21:43 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jul 7, 2:41 PM EDTSevere Thunderstorm WatchSPC10 hr

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 9.7 hours before the alert went out and 62 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Albany, NY at 12:00Z on 2021-07-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 18 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Albany, NY at 12:00Z on 2021-07-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 49 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
18 J/kg
Mixed-layer CIN
-132 J/kg
Mixed-layer LCL
923 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
49 m²/s²
0-3 km storm-relative helicity
64 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

409 
WUUS51 KALY 072142
SVRALY
NYC095-072230-
/O.NEW.KALY.SV.W.0095.210707T2142Z-210707T2230Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Albany NY
542 PM EDT Wed Jul 7 2021

The National Weather Service in Albany has issued a

* Severe Thunderstorm Warning for...
  Southwestern Schoharie County in east central New York...

* Until 630 PM EDT.

* At 541 PM EDT, a severe thunderstorm was located near Davenport, or
  14 miles northeast of Delhi, moving east at 30 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations impacted include...
  Jefferson, Gilboa, North Blenheim, Breakabeen, Conesville, Baird
  Corners, Manorkill, Broome Center, West Fulton, Five Corners,
  Arabia, West Conesville, Eminence, Housons Corners, West Jefferson,
  South Gilboa, South Jefferson, Watsonville, Vorman Corners and
  Ruth.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

Please report hail size...damaging winds and reports of trees down to
the National Weather Service by email at Alb.Stormreport@noaa.gov...
On Facebook at www.facebook.com/nwsalbany or twitter @nwsalbany

LAT...LON 4253 7470 4261 7439 4237 7428 4237 7438
      4236 7442 4236 7446 4242 7462 4252 7471
TIME...MOT...LOC 2141Z 258DEG 24KT 4245 7474 

HAIL...1.00IN
WIND...60MPH
 
$$

ATE

The office that day

Everything else NWS Albany, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 7, 1:22 PM EDTSpecial Weather StatementALYSchoharie53 min
Jul 7, 2:14 PM EDTSpecial Weather StatementALYAlbany31 min
Jul 7, 2:25 PM EDTSevere Thunderstorm WarningALYAlbany, Greene, Schoharie35 min
Jul 7, 2:58 PM EDTSevere Thunderstorm WarningALYAlbany, Columbia, Greene, Rensselaer32 min
Jul 7, 3:07 PM EDTSpecial Weather StatementALYGreene23 min
Jul 7, 3:23 PM EDTSpecial Weather StatementALYColumbia37 min
Jul 7, 3:29 PM EDTSpecial Weather StatementALYRensselaer31 min
Jul 7, 3:29 PM EDTSevere Thunderstorm WarningALYColumbia, Greene31 min
Jul 7, 3:46 PM EDTSpecial Weather StatementALYGreene29 min
Jul 7, 4:01 PM EDTAreal Flood AdvisoryALYColumbia119 min
Jul 7, 4:41 PM EDTSpecial Weather StatementALYColumbia34 min
Jul 7, 4:44 PM EDTSevere Thunderstorm WarningALYColumbia, Dutchess31 min
Jul 7, 4:59 PM EDTSpecial Weather StatementALYColumbia16 min
Jul 7, 5:03 PM EDTSpecial Weather StatementALYGreene27 min
Jul 7, 5:19 PM EDTSpecial Weather StatementALYColumbia26 min
Jul 7, 5:23 PM EDTSevere Thunderstorm WarningALYColumbia, Dutchess49 min
Jul 7, 6:03 PM EDTSpecial Weather StatementALYAlbany27 min
Jul 7, 6:06 PM EDTSevere Thunderstorm WarningALYAlbany, Rensselaer39 min
Jul 7, 6:15 PM EDTSpecial Weather StatementALYSchoharie30 min
Jul 7, 6:25 PM EDTSevere Thunderstorm WarningALYAlbany, Schoharie54 min
Jul 7, 6:35 PM EDTSevere Thunderstorm WarningALYAlbany, Schoharie70 min
Jul 7, 6:46 PM EDTSpecial Weather StatementALYRensselaer59 min
Jul 7, 6:48 PM EDTSevere Thunderstorm WarningALYRensselaer27 min
Jul 7, 7:06 PM EDTSpecial Weather StatementALYAlbany24 min
Jul 7, 7:22 PM EDTSpecial Weather StatementALYUlster38 min
Jul 7, 7:34 PM EDTSpecial Weather StatementALYColumbia41 min
Jul 7, 7:59 PM EDTSpecial Weather StatementALYDutchess46 min

Nearby

Severe Thunderstorm Warnings in New York, 2021Every severe thunderstorm warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.